.qwen-ai-chat-container {
    max-width: 600px;
    margin: 20px auto;
    border: 1px solid #ccc;
    border-radius: 8px;
    padding: 15px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.qwen-ai-messages {
    min-height: 200px;
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: 15px;
    padding: 10px;
    background: #f9f9f9;
    border-radius: 4px;
    border: 1px solid #eee;
}

.qwen-ai-message {
    margin-bottom: 10px;
    padding: 8px 12px;
    border-radius: 6px;
    max-width: 80%;
    word-wrap: break-word;
    line-height: 1.4;
}

.qwen-ai-message.user {
    background: #e3f2fd;
    margin-left: auto;
    text-align: right;
}

.qwen-ai-message.assistant {
    background: #f1f8e9;
}

#qwen-ai-form {
    display: flex;
    gap: 10px;
}

#qwen-ai-input {
    flex: 1;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
}

#qwen-ai-form button {
    padding: 10px 16px;
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.2s;
}

#qwen-ai-form button:hover {
    background: #005177;
}

#qwen-ai-loading {
    text-align: center;
    color: #666;
    font-style: italic;
    margin-top: 10px;
}